US 12,404,917 B2
Toothed portions engagement adaptation mechanism and logistics system
Xianwang Wang, Beijing (CN); and Mingfu Wu, Beijing (CN)
Assigned to BEIJING JINGDONG QIANSHI TECHNOLOGY CO., LTD., Beijing (CN)
Appl. No. 17/997,043
Filed by BEIJING JINGDONG QIANSHI TECHNOLOGY CO., LTD., Beijing (CN)
PCT Filed Apr. 16, 2021, PCT No. PCT/CN2021/087624
§ 371(c)(1), (2) Date Oct. 25, 2022,
PCT Pub. No. WO2021/218654, PCT Pub. Date Nov. 4, 2021.
Claims priority of application No. 202010346293.4 (CN), filed on Apr. 27, 2020.
Prior Publication US 2023/0193985 A1, Jun. 22, 2023
Int. Cl. F16H 19/04 (2006.01)
CPC F16H 19/04 (2013.01) [F16H 2019/046 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A toothed portions engagement adaptation mechanism, comprising:
a rack comprising a first side and a second side arranged opposite to each other;
a first guide tooth arranged on the first side;
a second guide tooth movably arranged on the first side, the second guide tooth being far away from the second side relative to the first guide tooth; and
a gear configured to partially engage the rack from the first side, and move towards the second side so as to completely engage the rack,
wherein at least one of the first guide tooth and the second guide tooth is configured to engage the gear during the movement of the gear from the first side toward the second side.